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Disodium Phosphate

CAS: 7558-79-4 | H3Na2O4P

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 7558-79-4
Molecular Formula: H3Na2O4P
Molecular Weight: 143.974 g/mol

Names and Synonyms:

Disodium Phosphate
P 8135
Sorensen's sodium phosphate
H 10
Sodium orthophosphate dibasic
Disodium hydrogen orthophosphate (Na2HPO4)
Hydrogen sodium phosphate (HNa2PO4)
Acetest
Monohydrogen disodium phosphate
Sodium phosphate, dibasic
Hydrogen disodium phosphate
Disodium hydrophosphate
Disodium acid phosphate
Disodium acid orthophosphate
Disodium phosphate (Na2HPO4)
Sodium monohydrogen phosphate
Disodium orthophosphate
Sodium phosphate (Na2HPO4)
Sodium hydrogen phosphate
Soda Phosphate
Exsiccated sodium phosphate
DSP
Disodium phosphate
Disodium monohydrogen phosphate
Disodium hydrogen phosphate
Dibasic sodium phosphate
Anhydrous sodium acid phosphate
Phosphoric acid, disodium salt
Phosphoric acid, sodium salt (1:2)

Identifiers:

SMILES:
O=P(O)(O)O.[Na].[Na]
InChI:
InChI=1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)

Spectral Data

NMR, IR, and Mass spectral data

1H NMR
13C NMR
Predicting NMR spectra...
10 ppm 9 8 7 6 5 4 3 2 1 0 ppm
Shift (ppm) Multiplicity Integration Assignment
200 ppm 180 160 140 120 100 80 60 40 20 0 ppm
Shift (ppm) DEPT Assignment

Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.

External Resources

All Properties

Comprehensive physical and chemical properties

Physical Properties

Property Value Source
molecular_mass 143.97 g/mol Legacy Database
wikipedia_url https://en.wikipedia.org/wiki/Disodium_phosphate None Legacy Database
cas-canonical-smile [Na].O=P(O)(O)O None Legacy Database
cas-inchi InChI=1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4) None Legacy Database
cas-inchi-key InChIKey=QLFFCLRSMTUBEZ-UHFFFAOYSA-N None Legacy Database
cas-name Disodium phosphate None Legacy Database
wikipedia-name Disodium phosphate None Legacy Database
LogP -1.6902000000000001 RDKit

Molecular

Property Value Source
Molecular Weight 143.974 g/mol RDKit

Exact

Property Value Source
Exact Molecular Weight 143.956433766 g/mol RDKit

Heavy

Property Value Source
Heavy Atom Count 7 count RDKit

Hydrogen

Property Value Source
Hydrogen Bond Acceptors 1 count RDKit
Hydrogen Bond Donors 3 count RDKit

Rotatable

Property Value Source
Rotatable Bonds 0 count RDKit

Aromatic

Property Value Source
Aromatic Ring Count 0 count RDKit

Topological

Property Value Source
Topological Polar Surface Area 77.76 Ų RDKit

Molar

Property Value Source
Molar Refractivity 25.770899999999997 RDKit

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